diff --git a/pkgs/development/python-modules/httpx/default.nix b/pkgs/development/python-modules/httpx/default.nix
index f4572167049f..8ce19e3c1e0a 100644
--- a/pkgs/development/python-modules/httpx/default.nix
+++ b/pkgs/development/python-modules/httpx/default.nix
@@ -100,6 +100,8 @@ buildPythonPackage rec {
     # httpcore.ConnectError: [Errno -2] Name or service not known
     "test_async_proxy_close"
     "test_sync_proxy_close"
+    # ResourceWarning: Async generator 'httpx._content.ByteStream.__aiter__' was garbage collected before it had been exhausted. Surround its use in 'async with aclosing(...):' to ensure that it gets cleaned up as soon as you're done using it.
+    "test_write_timeout" # trio variant
   ];
 
   disabledTestPaths = [ "tests/test_main.py" ];